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douglas |
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// Douglas Thrift |
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// |
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// CCS Computer Science |
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// |
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// Change Shell |
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#include <sys/utsname.h> |
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#include "common.h" |
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int main(int argc, char *argv[]) |
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{ |
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int exception; |
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jmp_buf environment; |
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switch (exception = setjmp(environment)) |
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{ |
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case 0: |
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break; |
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case 1: |
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perror(argv[0]); |
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return 1; |
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default: |
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fprintf(stderr, "%s: %s\n", argv[0], (char *)exception); |
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return 1; |
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} |
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typedef struct |
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{ |
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const char *name; |
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char *freebsd, *linux, *darwin; |
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} |
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Shell; |
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typedef enum { sh, csh, tcsh, bash, ksh, zsh, _3sh, custom } Shells; |
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Shell shells[] = { |
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{ "sh", "/bin/sh", "/bin/sh", "/bin/sh" }, |
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{ "csh", "/bin/csh", "/bin/csh", "/bin/csh" }, |
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{ "tcsh", "/bin/tcsh", "/bin/tcsh", "/bin/tcsh" }, |
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{ "bash", "/usr/local/bin/bash", "/bin/bash", "/bin/bash" }, |
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{ "ksh", "/usr/local/bin/ksh", "/bin/ksh", "/bin/ksh" }, |
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{ "zsh", "/usr/local/bin/zsh", "/bin/zsh", "/bin/zsh" }, |
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{ "3sh", "/ccs/bin/3sh", "/ccs/bin/3sh", "/ccs/bin/3sh" }, |
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{ "custom", NULL, NULL, NULL } |
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}; |
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for (Shells shell = sh; shell != custom; ++shell) |
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printf("%s, ", shells[shell].name); |
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printf("%s\n", shells[custom].name); |
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return 0; |
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} |
