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0
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1 /* scan.c - display a one-line "scan" listing */
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2 #ifndef lint
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12
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3 static char ident[] = "@(#)$Id: scan.c,v 1.2 2006/12/05 18:18:13 kono Exp $";
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0
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4 #endif /* lint */
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5
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6 #include "../h/mh.h"
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7 #include "../h/formatsbr.h"
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8 #include "../h/scansbr.h"
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9 #include "../zotnet/tws.h"
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10 #include <errno.h>
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11 #include <stdio.h>
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12 #ifdef LOCALE
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13 #include <locale.h>
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14 #endif
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15
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16 /* */
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17
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18 static struct swit switches[] = {
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19 #define CLRSW 0
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20 "clear", 0,
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21 #define NCLRSW 1
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22 "noclear", 0,
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23
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24 #define FORMSW 2
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25 "form formatfile", 0,
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26 #define FMTSW 3
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27 "format string", 5,
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28
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29 #define HEADSW 4
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30 "header", 0,
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31 #define NHEADSW 5
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32 "noheader", 0,
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33
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34 #define WIDSW 6
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35 "width columns", 0,
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36
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37 #define REVSW 7
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38 "reverse", 0,
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39 #define NREVSW 8
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40 "noreverse", 0,
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41
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42 #define FILESW 9
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43 "file file", 4,
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44
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45 #define HELPSW 10
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46 "help", 4,
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47
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48 NULL, 0
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49 };
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50
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51 /* */
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52
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53 #ifdef LBL /* global for sbr/formatsbr.c - yech! */
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54 extern struct msgs *fmt_current_folder;
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55 #endif
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56
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57
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16
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58 void clear_screen0 ();
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0
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59
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60 /* */
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61
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62 /* ARGSUSED */
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63
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64 main (argc, argv)
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65 int argc;
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66 char *argv[];
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67 {
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68 int clearflag = 0,
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69 hdrflag = 0,
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70 revflag = 0, /* used to be #ifdef BERK */
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71 width = 0,
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72 msgp = 0,
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73 bits, /* should match mp->msgstats[] type */
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74 ontty,
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75 state,
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76 msgnum;
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77 time_t clock;
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78 char *cp,
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79 *maildir,
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80 *file = NULL,
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81 *folder = NULL,
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82 *form = NULL,
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83 *format = NULL,
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84 buf[100],
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85 **ap,
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86 **argp,
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87 *nfs,
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88 *arguments[MAXARGS],
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89 *msgs[MAXARGS];
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90 struct msgs *mp;
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91 FILE * in;
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92
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93 #ifdef LOCALE
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94 setlocale(LC_ALL, "");
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95 #endif
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96 #ifdef JAPAN
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97 ml_init();
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98 #endif /* JAPAN */
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99
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100 invo_name = r1bindex (argv[0], '/');
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101 mts_init (invo_name);
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102 if ((cp = m_find (invo_name)) != NULL) {
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103 ap = brkstring (cp = getcpy (cp), " ", "\n");
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104 ap = copyip (ap, arguments);
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105 }
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106 else
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107 ap = arguments;
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108 (void) copyip (argv + 1, ap);
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109 argp = arguments;
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110
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111 /* */
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112
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113 while (cp = *argp++) {
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114 if (*cp == '-')
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115 switch (smatch (++cp, switches)) {
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116 case AMBIGSW:
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117 ambigsw (cp, switches);
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118 done (1);
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119 case UNKWNSW:
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120 adios (NULLCP, "-%s unknown", cp);
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121 case HELPSW:
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122 (void) sprintf (buf, "%s [+folder] [msgs] [switches]",
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123 invo_name);
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124 help (buf, switches);
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125 done (1);
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126
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127 case CLRSW:
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128 clearflag++;
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129 continue;
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130 case NCLRSW:
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131 clearflag = 0;
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132 continue;
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133
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134 case FORMSW:
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135 if (!(form = *argp++) || *form == '-')
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136 adios (NULLCP, "missing argument to %s", argp[-2]);
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137 format = NULL;
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138 continue;
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139 case FMTSW:
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140 if (!(format = *argp++) || *format == '-')
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141 adios (NULLCP, "missing argument to %s", argp[-2]);
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142 form = NULL;
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143 continue;
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144
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145 case HEADSW:
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146 hdrflag++;
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147 continue;
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148 case NHEADSW:
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149 hdrflag = 0;
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150 continue;
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151
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152 case WIDSW:
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153 if (!(cp = *argp++) || *cp == '-')
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154 adios (NULLCP, "missing argument to %s", argp[-2]);
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155 width = atoi (cp);
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156 continue;
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157 case REVSW:
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158 revflag++;
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159 continue;
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160 case NREVSW:
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161 revflag = 0;
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162 continue;
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163
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164 case FILESW:
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165 if (!(cp = *argp++) || (cp[0] == '-' && cp[1]))
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166 adios (NULLCP, "missing argument to %s", argp[-2]);
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167 if (strcmp (file = cp, "-"))
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168 file = path (cp, TFILE);
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169 continue;
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170 }
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171 if (*cp == '+' || *cp == '@') {
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172 if (folder)
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173 adios (NULLCP, "only one folder at a time!");
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174 else
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175 folder = path (cp + 1, *cp == '+' ? TFOLDER : TSUBCWF);
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176 }
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177 else
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178 msgs[msgp++] = cp;
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179 }
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180
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181
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182 if (!m_find ("path"))
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183 free (path ("./", TFOLDER));
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184 nfs = new_fs (form, format, FORMAT); /* must be before chdir() */
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185
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186 if (file) {
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187 if (msgp)
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188 adios (NULLCP, "\"msgs\" not allowed with -file");
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189 if (folder)
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190 adios (NULLCP, "\"+folder\" not allowed with -file");
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191 /* we've been asked to scan a maildrop file */
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192 if (strcmp (file, "-")) {
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193 in = fopen (file, "r");
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194 if (in == NULL)
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195 adios (file, "unable to open");
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196 }
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197 else {
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198 in = stdin;
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199 file = "stdin";
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200 }
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201
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202 #ifndef JLR
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203 if (hdrflag) {
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204 (void) time (&clock);
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205 printf ("Folder %-32s%s\n\n", file,
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206 dasctime (dlocaltime (&clock), TW_NULL));
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207 }
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208 #endif /* JLR */
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209 m_unknown (in);
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210 for (msgnum = 1; ; ++msgnum) {
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211 state = scan (in, msgnum, -1, nfs, width, 0, 0,
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212 hdrflag, file, 0L, 1);
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213 if (state != SCNMSG && state != SCNENC)
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214 break;
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215 }
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216 fclose (in);
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217 done (0);
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218 }
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219
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220 if (!msgp)
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221 msgs[msgp++] = "all";
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222 if (!folder)
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223 folder = m_getfolder ();
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224 maildir = m_maildir (folder);
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225
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226 if (chdir (maildir) == NOTOK)
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227 adios (maildir, "unable to change directory to");
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228 if (!(mp = m_gmsg (folder)))
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229 adios (NULLCP, "unable to read folder %s", folder);
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230 if (mp -> hghmsg == 0)
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231 adios (NULLCP, "no messages in %s", folder);
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232
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233 for (msgnum = 0; msgnum < msgp; msgnum++)
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234 if (!m_convert (mp, msgs[msgnum]))
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235 done(1);
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236 m_setseq (mp);
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237
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238 m_replace (pfolder, folder);
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239 m_sync (mp);
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240 m_update ();
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241
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242 if (cp = m_find(usequence)) { /* set bits for each unseen sequence */
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243 char *dp = NULL;
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244
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245 bits = 0;
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246 for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++)
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247 bits |= m_seqflag(mp, *ap);
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248
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249 if (dp)
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250 free(dp);
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251 }
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252
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253 ontty = isatty (fileno (stdout));
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254
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255 #ifdef LBL
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256 else
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257 fmt_current_folder = mp;
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258 #endif
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259
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260 /* */
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261
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262 for (msgnum = revflag ? mp -> hghsel : mp -> lowsel;
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263 (revflag ? msgnum >= mp -> lowsel : msgnum <= mp -> hghsel);
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264 msgnum += revflag ? (-1) : 1)
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265 if (mp -> msgstats[msgnum] & SELECTED) {
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266 if ((in = fopen (cp = m_name (msgnum), "r")) == NULL) {
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267 #ifdef notdef
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268 if (errno != EACCES)
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269 #endif
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270 admonish (cp, "unable to open message");
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271 #ifdef notdef
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272 else
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273 printf ("%*d unreadable\n", DMAXFOLDER, msgnum);
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274 #endif
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275 continue;
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276 }
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277
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278 #ifndef JLR
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279 if (hdrflag) {
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280 (void) time (&clock);
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281 printf ("Folder %-32s%s\n\n", folder,
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282 dasctime (dlocaltime (&clock), TW_NULL));
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283 }
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284 #endif /* JLR */
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285 switch (state = scan (in, msgnum, 0, nfs, width,
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286 msgnum == mp -> curmsg,
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287 mp -> msgstats[msgnum] & bits,
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288 hdrflag, folder, 0L, 1)) {
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289 case SCNMSG:
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290 case SCNENC:
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291 case SCNERR:
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292 break;
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293
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294 default:
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295 adios (NULLCP, "scan() botch (%d)", state);
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296
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297 case SCNEOF:
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298 #ifdef notdef
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299 printf ("%*d empty\n", DMAXFOLDER, msgnum);
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300 #else
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301 advise (NULLCP, "message %d: empty", msgnum);
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302 #endif
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303 break;
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304 }
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305 hdrflag = 0;
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306 (void) fclose (in);
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307 if (ontty)
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308 (void) fflush (stdout);
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309 }
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310 #ifdef LBL
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311 m_sync (mp); /* because formatsbr might have made changes */
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312 #endif
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313
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314 /* */
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315
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316 if (clearflag)
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16
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317 clear_screen0 ();
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0
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318
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319 done (0);
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320 }
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