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https://git.tartarus.org/simon/putty.git
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c0fba758e6
I used this for testing the new windows/utils/screenshot.c, and who knows, it might come in useful again.
46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
#include "putty.h"
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static NORETURN PRINTF_LIKE(1, 2) void fatal_error(const char *p, ...)
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{
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va_list ap;
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fprintf(stderr, "screenshot: ");
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va_start(ap, p);
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vfprintf(stderr, p, ap);
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va_end(ap);
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fputc('\n', stderr);
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exit(1);
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}
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void out_of_memory(void) { fatal_error("out of memory"); }
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int main(int argc, char **argv)
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{
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const char *outfile = NULL;
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AuxMatchOpt amo = aux_match_opt_init(argc-1, argv+1, 0, fatal_error);
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while (!aux_match_done(&amo)) {
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char *val;
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#define match_opt(...) aux_match_opt( \
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&amo, NULL, __VA_ARGS__, (const char *)NULL)
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#define match_optval(...) aux_match_opt( \
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&amo, &val, __VA_ARGS__, (const char *)NULL)
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if (aux_match_arg(&amo, &val)) {
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fatal_error("unexpected argument '%s'", val);
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} else if (match_optval("-o", "--output")) {
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outfile = val;
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} else {
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fatal_error("unrecognised option '%s'\n", amo.argv[amo.index]);
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}
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}
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if (!outfile)
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fatal_error("expected an output file name");
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char *err = save_screenshot(NULL, outfile);
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if (err)
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fatal_error("%s", err);
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return 0;
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}
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